Home / 4,209.40-6,314.52-1,435.96

Finding the Fourth Proportional to 4,209.40, 6,314.52 and 1,435.96

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Solution

The fourth proportional to 4,209.40, 6,314.52 and 1,435.96 is: 2,154.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.40 : 6,314.52 = 1,435.96 : x
  2. Step 2: Convert to fraction form
    4,209.40/6,314.52 = 1,435.96/x
  3. Step 3: Cross multiply
    4,209.40x = 6,314.52 × 1,435.96
  4. Step 4: Simplify right side
    4,209.40x = 9,067,398.14
  5. Step 5: Solve for x
    x = 9,067,398.14/4,209.40
  6. Step 6: Final answer
    x = 2,154.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.